var name = "Weiqi";
var i = 1024;
var j = 9765625.0;
println(##[greeting]"Hello, {name}.");
println(##[trivia]"Do you know that "
  "{i} * {j} = {%,.1f i * j}?");
println(##"1024 is the 10th power of 2, "
  "and 9765625 is the 10th power of 5.");
